Patents by Inventor Zhaobing CHENG

Zhaobing CHENG has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • FERMENTATION METHOD FOR MUPIROCIN
    Publication number: 20240043888
    Abstract: A fermentation method for mupirocin, the method comprising performing shake flask seed culture, seed tank culture, fermentation culture, feed culture. The fermentation method is not only suitable for industrial mass production, but also improves the fermentation potency of mupirocin, which can be stably maintained to be 8000 ug/ml or above.
    Type: Application
    Filed: December 24, 2021
    Publication date: February 8, 2024
    Inventors: Zhaobing CHENG, Guanghui KOU, Yiming XU, Weijie HU, Yuchen ZHANG
  • METHOD FOR EXTRACTING MUPIROCIN
    Publication number: 20230312540
    Abstract: A method for extracting mupirocin. The main steps thereof comprise: resin adsorption, desorption and concentration, multi-step extraction, and dehydration and decoloration, wherein the multi-step extraction comprises at least one ester solvent extraction and at least one alkaline water extraction. The method is suitable for industrialization, the extraction recovery rate of mupirocin is 80% or more, and the purity of the mupirocin is 80% or more.
    Type: Application
    Filed: August 11, 2021
    Publication date: October 5, 2023
    Inventors: Zhaobing CHENG, Guanghui KOU, Yiming XU, Kai ZHANG, Yuchen ZHANG